C8051F2XX Datasheet, PDF (3/146 Pages) Silicon Laboratories – Mixed Signal 8 kB ISP Flash MCU Family

C8051F2xx
Table of Contents
1. System Overview.................................................................................................... 11
1.1. CIP-51TM Microcontroller Core ........................................................................ 15
1.1.1. Fully 8051 Compatible.............................................................................. 15
1.1.2. Improved Throughput ............................................................................... 15
1.1.3. Additional Features .................................................................................. 16
1.2. On-Board Memory ............................................................................................ 17
1.3. JTAG ............................................................................................................ 18
1.4. Digital/Analog Configurable I/O......................................................................... 19
1.5. Serial Ports ....................................................................................................... 20
1.6. Analog to Digital Converter ............................................................................... 20
1.7. Comparators ..................................................................................................... 21
2. Absolute Maximum Ratings .................................................................................. 23
3. Global DC Electrical Characteristics .................................................................... 24
4. Pinout and Package Definitions............................................................................ 25
5. ADC (8-Bit, C8051F220/1/6 Only)........................................................................... 32
5.1. Analog Multiplexer and PGA............................................................................. 32
5.2. ADC Modes of Operation.................................................................................. 33
5.3. ADC Programmable Window Detector ............................................................. 37
6. ADC (12-Bit, C8051F206 Only)............................................................................... 40
6.1. Analog Multiplexer and PGA............................................................................. 40
6.2. ADC Modes of Operation.................................................................................. 41
6.3. ADC Programmable Window Detector ............................................................. 46
7. Voltage Reference (C8051F206/220/221/226) ....................................................... 50
8. Comparators ........................................................................................................... 52
9. CIP-51 Microcontroller ........................................................................................... 58
9.1. Instruction Set ................................................................................................... 60
9.1.1. Instruction and CPU Timing ..................................................................... 60
9.1.2. MOVX Instruction and Program Memory ................................................. 60
9.2. Memory Organization........................................................................................ 65
9.2.1. Program Memory...................................................................................... 65
9.2.2. Data Memory............................................................................................ 65
9.2.3. General Purpose Registers ...................................................................... 66
9.2.4. Bit Addressable Locations........................................................................ 66
9.2.5. Stack ....................................................................................................... 67
9.3. Special Function Registers ............................................................................... 68
9.3.1. Register Descriptions ............................................................................... 71
9.4. Interrupt Handler ............................................................................................... 74
9.4.1. MCU Interrupt Sources and Vectors ........................................................ 74
9.4.2. External Interrupts .................................................................................... 74
9.4.3. Software Controlled Interrupts.................................................................. 74
9.4.4. Interrupt Priorities ..................................................................................... 76
9.4.5. Interrupt Latency ...................................................................................... 76
9.4.6. Interrupt Register Descriptions................................................................. 77
Rev. 1.6
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